天然气是一种多功能燃料,可以在没有阳光和风的时候提供可靠性,从而支持可再生能源的增长。
实验室是一个失败只是进步的另一个词的地方。
The only way to discover the limits of the possible is to go beyond them into the impossible.
To feel much for others and little for ourselves; to restrain our selfishness and exercise our benevolent affections, constitute the perfection of human nature.